GB202114187D0 - Spatial audio filtering within spatial audio capture - Google Patents

Spatial audio filtering within spatial audio capture

Info

Publication number
GB202114187D0
GB202114187D0 GBGB2114187.4A GB202114187A GB202114187D0 GB 202114187 D0 GB202114187 D0 GB 202114187D0 GB 202114187 A GB202114187 A GB 202114187A GB 202114187 D0 GB202114187 D0 GB 202114187D0
Authority
GB
United Kingdom
Prior art keywords
spatial audio
filtering
capture
audio capture
spatial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GBGB2114187.4A
Other versions
GB2611357A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Technologies Oy
Original Assignee
Nokia Technologies Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Technologies Oy filed Critical Nokia Technologies Oy
Priority to GB2114187.4A priority Critical patent/GB2611357A/en
Publication of GB202114187D0 publication Critical patent/GB202114187D0/en
Priority to EP22193852.5A priority patent/EP4161105A1/en
Priority to CN202211217607.6A priority patent/CN115942186A/en
Priority to US17/958,553 priority patent/US20230106162A1/en
Priority to JP2022159369A priority patent/JP2023054779A/en
Publication of GB2611357A publication Critical patent/GB2611357A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
GB2114187.4A 2021-10-04 2021-10-04 Spatial audio filtering within spatial audio capture Withdrawn GB2611357A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB2114187.4A GB2611357A (en) 2021-10-04 2021-10-04 Spatial audio filtering within spatial audio capture
EP22193852.5A EP4161105A1 (en) 2021-10-04 2022-09-05 Spatial audio filtering within spatial audio capture
CN202211217607.6A CN115942186A (en) 2021-10-04 2022-09-29 Spatial audio filtering within spatial audio capture
US17/958,553 US20230106162A1 (en) 2021-10-04 2022-10-03 Spatial Audio Filtering Within Spatial Audio Capture
JP2022159369A JP2023054779A (en) 2021-10-04 2022-10-03 Spatial audio filtering within spatial audio capture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2114187.4A GB2611357A (en) 2021-10-04 2021-10-04 Spatial audio filtering within spatial audio capture

Publications (2)

Publication Number Publication Date
GB202114187D0 true GB202114187D0 (en) 2021-11-17
GB2611357A GB2611357A (en) 2023-04-05

Family

ID=78497738

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2114187.4A Withdrawn GB2611357A (en) 2021-10-04 2021-10-04 Spatial audio filtering within spatial audio capture

Country Status (5)

Country Link
US (1) US20230106162A1 (en)
EP (1) EP4161105A1 (en)
JP (1) JP2023054779A (en)
CN (1) CN115942186A (en)
GB (1) GB2611357A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114363770A (en) * 2021-12-17 2022-04-15 北京小米移动软件有限公司 Filtering method and device in pass-through mode, earphone and readable storage medium

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9313599B2 (en) 2010-11-19 2016-04-12 Nokia Technologies Oy Apparatus and method for multi-channel signal playback
WO2013093187A2 (en) * 2011-12-21 2013-06-27 Nokia Corporation An audio lens
EP2733965A1 (en) * 2012-11-15 2014-05-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating a plurality of parametric audio streams and apparatus and method for generating a plurality of loudspeaker signals
GB2540175A (en) * 2015-07-08 2017-01-11 Nokia Technologies Oy Spatial audio processing apparatus
GB2559765A (en) * 2017-02-17 2018-08-22 Nokia Technologies Oy Two stage audio focus for spatial audio processing
GB201710085D0 (en) * 2017-06-23 2017-08-09 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
US20190324117A1 (en) * 2018-04-24 2019-10-24 Mediatek Inc. Content aware audio source localization
GB2573537A (en) 2018-05-09 2019-11-13 Nokia Technologies Oy An apparatus, method and computer program for audio signal processing
US11595773B2 (en) * 2019-08-22 2023-02-28 Microsoft Technology Licensing, Llc Bidirectional propagation of sound
GB2590650A (en) * 2019-12-23 2021-07-07 Nokia Technologies Oy The merging of spatial audio parameters

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114363770A (en) * 2021-12-17 2022-04-15 北京小米移动软件有限公司 Filtering method and device in pass-through mode, earphone and readable storage medium
CN114363770B (en) * 2021-12-17 2024-03-26 北京小米移动软件有限公司 Filtering method and device in pass-through mode, earphone and readable storage medium

Also Published As

Publication number Publication date
US20230106162A1 (en) 2023-04-06
EP4161105A1 (en) 2023-04-05
CN115942186A (en) 2023-04-07
GB2611357A (en) 2023-04-05
JP2023054779A (en) 2023-04-14

Similar Documents

Publication Publication Date Title
GB201808929D0 (en) Spatial audio parameter merging
GB201804938D0 (en) Spatial audio capture
PL3343784T3 (en) Method to prevent interference by spatial filtering or spatio-temporal filtering in a multi-channel receiver
GB201809851D0 (en) Spatial audio capture, transmission and reproduction
GB202314154D0 (en) Capture system
GB202114187D0 (en) Spatial audio filtering within spatial audio capture
GB201706288D0 (en) Enhancing loudspeaker playback using a spatial extent processed audio signal
GB202114186D0 (en) Spatial audio capture
KR102443174B9 (en) Filter Case
GB202102140D0 (en) Ghost point filtering
EP4087112A4 (en) Noise filter
PL3905470T3 (en) Filter device
CA228638S (en) Filter
CA209109S (en) Filter
CA220651S (en) Filter
GB201808897D0 (en) Spatial audio parameters
GB2591280B (en) Filter
GB202309533D0 (en) Filter
GB202210542D0 (en) Filter
IL308114A (en) Filter
GB202017571D0 (en) Filter
GB202013859D0 (en) Filter
GB2597705B (en) Filter assembly
GB202115768D0 (en) Spatial audio
GB202004083D0 (en) Filter

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)